Amazon - US major internet based seller of books, CDs, DVDs and lots other stuff.
Amazon India latest placement paper for 2007. see 2008 sample placement papers and technical / hr interview questions in future here for freshers / walkins, BPO, call centre, back office function job exam
Written test.
They concentrate on every field of computer science. They asked c, data structure, TOC(context free and context sensitive grammar, regular languages. DBMS unix was not there.
There were two subjective questions.
1. The first one was "given two lists write a function which returns a list which is the intersection of the two lists.the original lists should remain same. (Intersection - if first list is say,1,20 3,45 and second list is 3,24 ,45,90,68 then intersection should be 3,45 )
2. The second was given two nodes of a binary tree find the closest ancestor of the two nodes.Note:consider binary tree and binary search tree also.
In short answer type questions, the questions were -
1.There was an aptitude's question in which P(A) and P(B) were given and we had to find P(B/A) and P(A/B) when A and B are independent events.
2.What is the probability that the the 4 digit's no. which is formed by using the digits 1,2,3,4,5,6 is divisible by 4.
3.What tree traversal gives the no. in sorted order.Inorder,preorder or postorder ?
4.Preorder and inorder traversal was given and we had to find the tree.
5. Which sorting algorithm takes best and worst time complexity as O(nlogn)?
6.A dbms query was asked to find the second largest no. of book sold.(i don't remember the question exactly)
What is Your Opinion?
What do you think about the Expereince ? Any tips/suggestions ?
They emphasised especially on Data Structures specially trees and sorting.
Basically study the Amazon profile and prove that you can be a good web programmer or perfect for back office technical problem handling job. Good Luck for your exam.
General Information about Amazon:
Amazon is one of the largest internet based sellers. Amazon.com has a very popular affiliate program using which people can sell amazon's goods on thier stores using just automatic targeting codes from amazon. Many people run and advertise their specific categories Amazon powered stores where everything is handled by amazon and the people handle on the promotion / getting customers part. Sales and checkout is handled by amazon itself. This was a little about amazon's affiliate set up. But Amazon is the most popular place about buying books, cds, dvds online in US, UK, Europe and even india.
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